OpenTechnical

OT-2026-000009815

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000009815) never changes.

Identity and time

Publication numberOT-2026-000009815 · never reused
Internal UUID01a0ae6b-cb78-7f2d-a7c1-1785aa10c6a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009815
StatusPUBLIC

Content hashes

Canonical text3eebeb46381a2d0ddbc134463bbeed26fbd0bd5c3cc65d1386967be7469ccf9a
Markdownf166f2339c10cb3374171b69e2599856652094bf5ed29625598c1e5a4847f627
PDF
Publication page9681790e2e33c0444d09a4e6ca927bb9fd72339c2a99ba2ec7bcfa1b9543acda
Manifest0f4601c2824e514bce9092f439bd1bc34dcaa1eab5041db17954467ffa182201

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
SignatureXEl293et6oCmAzR3v5Qx9ruuPgj6gIauPjyBSTt3ETIuhRn+Mdggd2UTnYyz69pnTedIYqii6io2riqiaf3VAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:48.154781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009815
observed 9681790e2e33c0444d09a4e6ca927bb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:48.133643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009815/manifest.json
observed 0f4601c2824e514bce9092f439bd1bc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:48.008683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009815/publication.md
observed f166f2339c10cb3374171b69e2599856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:47.986907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009815/publication.txt
observed 3eebeb46381a2d0ddbc134463bbeed26...
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.