OpenTechnical

OT-2026-000059177

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented before 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-2026-000059177) never changes.

Identity and time

Publication numberOT-2026-000059177 · never reused
Internal UUID01a0ae89-8612-7f7b-a7c4-19e11286d74d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059177
StatusPUBLIC

Content hashes

Canonical text6fd11946480641dbcc51ba47303351518f609b95b28a7609bd51a3b2af749a98
Markdown1f230be897d0d7b558b7bcc49fb40415eab0141aab5ea2291c8deff184c7eda8
PDF
Publication page97c16d48b2ea4f2f39a5b8017af1d9c2afbeb6a2e44e4d5b49af6771f3b5820b
Manifeste827173941b6f68d1100a23600ac09a31d99553f845fbfa27764f9f3d3add4a2

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
Signature564YHhFfM5uRvjhciXJGGpZPxX2nRhHa0/oqYm50egjPTR84KkU1RmeQEuTMKkKHuFzqEhknhsTgH+RKCQMtBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:08.056202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059177
observed 97c16d48b2ea4f2f39a5b8017af1d9c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.039304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059177/manifest.json
observed e827173941b6f68d1100a23600ac09a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.021589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059177/publication.md
observed 1f230be897d0d7b558b7bcc49fb40415...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.004462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059177/publication.txt
observed 6fd11946480641dbcc51ba4730335151...
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.