OpenTechnical

OT-2026-000058499

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000058499) never changes.

Identity and time

Publication numberOT-2026-000058499 · never reused
Internal UUID01a0ae88-f39b-74c4-8d9b-3657922aa005 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058499
StatusPUBLIC

Content hashes

Canonical textdb0093a61d4c47acae30b0bb8feb8d1210ce912bc1841404755da45ff048410d
Markdown4be166ff16f09281536a2ccdd0192bec5a4863db2e6e57c8f59a20441075b391
PDF
Publication pagea449d6646910c31e1fec9fed13a84cf21fd313b4cb7d53fb41e8f5e6284a9824
Manifestbf741686a9c5881eab7f8cc2b1f65f53af8f6485ce1f30031478981e8e0741f9

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
Signature4zTSaNzn4G40AixHjIJ17vAHLpI5m56noukCbxxnJWJy78mlkmLfehrjPef9vtrfHzhO4017dG4ewvUjCGGmBg==
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

2026-09-17T10:46:57.362512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058499
observed a449d6646910c31e1fec9fed13a84cf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.346295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058499/manifest.json
observed bf741686a9c5881eab7f8cc2b1f65f53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.329548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058499/publication.md
observed 4be166ff16f09281536a2ccdd0192bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.310869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058499/publication.txt
observed db0093a61d4c47acae30b0bb8feb8d12...
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.