OpenTechnical

OT-2026-000047154

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000047154) never changes.

Identity and time

Publication numberOT-2026-000047154 · never reused
Internal UUID01a0ae7e-d0f9-746d-98f7-518ef8fdf497 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047154
StatusPUBLIC

Content hashes

Canonical text40086f0d22c0b5efd2d047446cdf00a294993a0dc551eecd0053b36efe0ec3a2
Markdownd2b13e1ca79747f07932036d1e50bcc669e78bd4fc53351c8c4c34b2c681c3ba
PDF
Publication page81bd642502ac4dfa620a10bed2bfee8b6e248d1b75fd378698414f4e6ba6f779
Manifestf267d54c4c569e08dddab39e243ffea8215d904c34e93aa56fb8ce6907120486

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureG/LuXDvzsEG8CLobBHIEvIenOqo2NjX1gf9w2yP8ByOO5kFQrFKQYXMgCKeO4mtwYA9VYVTRJuz08le+GXyIBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:29.670717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047154
observed 81bd642502ac4dfa620a10bed2bfee8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.651544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047154/manifest.json
observed f267d54c4c569e08dddab39e243ffea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.630538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047154/publication.md
observed d2b13e1ca79747f07932036d1e50bcc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.604380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047154/publication.txt
observed 40086f0d22c0b5efd2d047446cdf00a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.963334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047154
observed 81bd642502ac4dfa620a10bed2bfee8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.943394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047154/manifest.json
observed f267d54c4c569e08dddab39e243ffea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.923903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047154/publication.md
observed d2b13e1ca79747f07932036d1e50bcc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.905944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047154/publication.txt
observed 40086f0d22c0b5efd2d047446cdf00a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.