OpenTechnical

OT-2026-000060687

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000060687) never changes.

Identity and time

Publication numberOT-2026-000060687 · never reused
Internal UUID01a0ae8a-b7ce-74f0-84c3-560538938475 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060687
StatusPUBLIC

Content hashes

Canonical text984771adc104c35ff1ea32baac13d1af7b03127fa8073b9b0f0c0beafa3a3a41
Markdown5b8cbcc3abcbc230dba97472ca0a99d52dfa3d2c2091540758411010f8884518
PDF
Publication page53378cfd5a5dcf9e80ee92b314ede614e7468c696de009407fa1f96189bba5be
Manifestafa1ec6bb300e25db57d33697bb42f25944d2475fa210d8a19b45db3c91a69e9

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
SignatureUec9OY9UK+oVjw+nBK3pgaxbqNogKhk8Dv91wnX+3yKZJais1aqcm7GuZZqA/+Nwo2b2BMohgGtpyuiXM46UDg==
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

2026-09-17T10:43:19.849925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060687
observed 53378cfd5a5dcf9e80ee92b314ede614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.830167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060687/manifest.json
observed afa1ec6bb300e25db57d33697bb42f25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.812751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060687/publication.md
observed 5b8cbcc3abcbc230dba97472ca0a99d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.795058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060687/publication.txt
observed 984771adc104c35ff1ea32baac13d1af...
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.