OpenTechnical

OT-2026-000012752

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000012752) never changes.

Identity and time

Publication numberOT-2026-000012752 · never reused
Internal UUID01a0ae6d-5562-70a4-ad51-754d92095a88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012752
StatusPUBLIC

Content hashes

Canonical text39330724ae4964abd825aee057e5ae57e8276f5a5dce3756aadba14acbd24a1d
Markdown08f09967d554a17bb9cf11b7bf2be774268c274224fb162878ee32a40e02724b
PDF
Publication pagee2616679df1f994af951bb643a35684da337667f4f84b2dfa479f54c3e5446e9
Manifest41b49024fccd8d6984fb1dc381247e431a1af06b0ba38e75fac65e332b7a22a1

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
Signatured5NWcyuvyHx4Q76VYgWjwvg9O6gyBTlDuqRrHprouWdeCw6l8zah6NjBVD1SsLlwpMEof1x+h1Z0f+pt4MhFBQ==
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

2026-09-17T12:10:27.407341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012752
observed e2616679df1f994af951bb643a35684d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.388658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012752/manifest.json
observed 41b49024fccd8d6984fb1dc381247e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.362832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012752/publication.md
observed 08f09967d554a17bb9cf11b7bf2be774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.338991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012752/publication.txt
observed 39330724ae4964abd825aee057e5ae57...
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.