OpenTechnical

OT-2026-000061720

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061720) never changes.

Identity and time

Publication numberOT-2026-000061720 · never reused
Internal UUID01a0ae8b-b8aa-7b3d-9dbb-06c49782b0a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061720
StatusPUBLIC

Content hashes

Canonical textb154cc05a88ab86dcb7f5489b8aed13171bbfd221611fa88d6accef89e3c50fa
Markdown6af8a2c5875a3285c2deae21f3e9054cd19e37db08ac4266fafd805dbcd41c5f
PDF
Publication page044641a2a0aefc814d7be04c15174ff826f72d1c7311e14d0251de31518b79ac
Manifesta897df23047207274d333e9de54b87837c563b4219dfdb25c2137118459e68f3

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
SignaturemoUlqLU3TrnCb4iY4voS9IvxmMcjhwn7Ex42kCCZP3wLPcsGVGWVDyZsEv5OO/v3xFomn0DnEhjPyElNWCtlBg==
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

2026-09-17T10:40:17.895296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061720
observed 044641a2a0aefc814d7be04c15174ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.873228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061720/manifest.json
observed a897df23047207274d333e9de54b8783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.843950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061720/publication.md
observed 6af8a2c5875a3285c2deae21f3e9054c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.820628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061720/publication.txt
observed b154cc05a88ab86dcb7f5489b8aed131...
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.