OpenTechnical

OT-2026-000073884

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000073884) never changes.

Identity and time

Publication numberOT-2026-000073884 · never reused
Internal UUID01a0ae93-2b8e-78d2-a863-8137f0a1e08a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073884
StatusPUBLIC

Content hashes

Canonical text836a5900723b2ebdb0c49001c46ced850f15efcb3d703bc819200e236bd3c4f2
Markdowne85a733ac394c08bc72596f8e8a61186b5162f0ab3916ae4917268c75c1ef765
PDF
Publication page8ce54a921deac4804f7e37b211c2afb67c50b889392cf1c6a41c9ab1e9ba0c0e
Manifest24c18b885d0b5757987f0d15f752f3947c7d302c6ce2e065dbaba4781c791cee

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
SignatureJGjwIQifjGNOpzE2W2S8pBHDPXi6hQVC5ivVCaLEkoSAichVLUuwXTDmMopFszBtArOqF1mlLwQipv6jsgPDBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:02.108070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073884
observed 8ce54a921deac4804f7e37b211c2afb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.088409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073884/manifest.json
observed 24c18b885d0b5757987f0d15f752f394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.064730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073884/publication.md
observed e85a733ac394c08bc72596f8e8a61186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.045379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073884/publication.txt
observed 836a5900723b2ebdb0c49001c46ced85...
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.