OpenTechnical

OT-2026-000040062

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000040062) never changes.

Identity and time

Publication numberOT-2026-000040062 · never reused
Internal UUID01a0ae79-26fc-74f9-8202-462c908a007b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040062
StatusPUBLIC

Content hashes

Canonical text59bc11e7be53e7bcc26361986ad2dd28edc90c87917bea0943f332b7cf45bb62
Markdown5d7b4cf103a0398276c0eaa4ac9b94e74a5481618da8eaff41c7f8c544dd16ff
PDF
Publication pageda6eb9bde9bbec15e820a6a28af84a8e5b1ea06b1d5f115463684c2ea3909116
Manifest5dbde2df100dffaf16561ae7331fd647900e3eb37b03aa0f2d060b917b8028c1

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
SignatureSISfc/XW1gWkY4LFu+0ohzyxADg/Kyrxz4FTUE5+mwOoTy9nQHrURmcoulri9ib9TKbkrDNiA4IzXzlRQuJcCQ==
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

2026-09-17T11:18:54.303422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040062
observed da6eb9bde9bbec15e820a6a28af84a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:54.288669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040062/manifest.json
observed 5dbde2df100dffaf16561ae7331fd647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:54.274040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040062/publication.md
observed 5d7b4cf103a0398276c0eaa4ac9b94e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:54.256624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040062/publication.txt
observed 59bc11e7be53e7bcc26361986ad2dd28...
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.