OpenTechnical

OT-2026-000057614

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single 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-2026-000057614) never changes.

Identity and time

Publication numberOT-2026-000057614 · never reused
Internal UUID01a0ae88-2694-7b2c-a9a0-a1296a46a90c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057614
StatusPUBLIC

Content hashes

Canonical text6b5d872e074938130f0ababaf74995b26702257eaf805abeeb103812583a9fbc
Markdownde21f1badd7f915bd2bd47b01aa3194c325119b224123ac970ca3e7cf94fb43f
PDF
Publication page48ec252815bda2fdfe45e698e70048bb848dbcf678fec93a0222dc0702f9df0f
Manifest074a3db4b25453f5da3e5faa920224d3157537b99d25e5133e53fc18de50988e

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
SignatureAW04XKwlMpaUk2TvIID4GbcZcLiABDpFUBnrCol4Hk1gWTYyvBOJM5uDuQiq46BTvHbMJdATCW2IAuZ5XWhbCg==
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

2026-09-17T10:48:10.261707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057614
observed 48ec252815bda2fdfe45e698e70048bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.242534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057614/manifest.json
observed 074a3db4b25453f5da3e5faa920224d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.223467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057614/publication.md
observed de21f1badd7f915bd2bd47b01aa3194c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.205453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057614/publication.txt
observed 6b5d872e074938130f0ababaf74995b2...
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.