OpenTechnical

OT-2026-000058735

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000058735) never changes.

Identity and time

Publication numberOT-2026-000058735 · never reused
Internal UUID01a0ae88-f39e-7a4c-be2e-27efb1151be2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058735
StatusPUBLIC

Content hashes

Canonical texta413549eef8d708538ae06ee0a177de683989e333fb61d5c0c1ee990544cd38e
Markdown6fceb0c60e14bf780e1879c171f4566427adc7029b841dd4453c322805e382b5
PDF
Publication page7e45a1a5afc318da2d83bc9d2fa4fc3ea5f662f8fcd0ed1ca1e0442c0689b397
Manifestb4fb27645e88125e1ea90183dedc7de485ba02096fc5617a6ef29a285b667598

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
SignatureVZOcncUK0HE1OF8rTglLOD4nCipLAglp5Cx3jIG84/goS1vV4hRL7QG4C0CW7v1H6FdFczqOwnxeplyRwsD3BA==
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

2026-09-17T10:47:16.152349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058735
observed 7e45a1a5afc318da2d83bc9d2fa4fc3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.135583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058735/manifest.json
observed b4fb27645e88125e1ea90183dedc7de4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.117399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058735/publication.md
observed 6fceb0c60e14bf780e1879c171f45664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.100618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058735/publication.txt
observed a413549eef8d708538ae06ee0a177de6...
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.