OpenTechnical

OT-2026-000101323

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000101323) never changes.

Identity and time

Publication numberOT-2026-000101323 · never reused
Internal UUID01a0aea3-c379-756b-9c08-6f775a07d048 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101323
StatusPUBLIC

Content hashes

Canonical text620c9dfb2dd3890e2d72342e584a4175bb50dc948b63dee228035de526737f19
Markdownd6f08ffe9a0dd189abf5d84d459d85dd1c0a8e1162aefaceb8abeaaff196e60b
PDF
Publication pageb791d09a21451a1bc50efa56edb132c82f31ffc45da1ec793452c870e0ac1e03
Manifest1256c9f4fdfbb7883d94ea7301684424d9681cb6f8eb3d473c9b0560661b0c2c

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
SignatureNpj6afG/vuOIrEepm9DFw4Xf6QdfBYW86yHZBOg6UujfyrUULcXc4GBnh9CtFp1Ou/YG78BBrUUtIaBoS3aYCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:00.743726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101323
observed b791d09a21451a1bc50efa56edb132c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.726306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101323/manifest.json
observed 1256c9f4fdfbb7883d94ea7301684424...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.709986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101323/publication.md
observed d6f08ffe9a0dd189abf5d84d459d85dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.687614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101323/publication.txt
observed 620c9dfb2dd3890e2d72342e584a4175...
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.