OpenTechnical

OT-2026-000081597

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, sustained 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-2026-000081597) never changes.

Identity and time

Publication numberOT-2026-000081597 · never reused
Internal UUID01a0ae97-0f72-702c-97de-2ef40d934ffc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081597
StatusPUBLIC

Content hashes

Canonical text00a1e7b9862195c72ba6b83b96a51b227a2bfeff87dc6155973dfe6b843d344f
Markdownd389cc4f706c0f90a976df3b7694ff4f9af35549328a6a5213a4f85b1fc88785
PDF
Publication page77a0216df5724342be9f7316cd4e8726a6086a09dc34588dcb12e6d3e5394ecf
Manifest2e3135dfd3b10fca540073094983c0136f65c4f1ae8c4dbe6b5d8de216920d65

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
Signature9clK0NpJsTwotpgwTPpFwAwLHv1ZKcInpuemcDYl1UW1tpNfeYbGnLdVQF3E6bhIqIbXlFjBi/s3p/9R5fOhAQ==
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

2026-09-17T09:59:38.055591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081597
observed 77a0216df5724342be9f7316cd4e8726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:38.040359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081597/manifest.json
observed 2e3135dfd3b10fca540073094983c013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:38.024192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081597/publication.md
observed d389cc4f706c0f90a976df3b7694ff4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:38.007411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081597/publication.txt
observed 00a1e7b9862195c72ba6b83b96a51b22...
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.