OpenTechnical

OT-2026-000084835

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000084835) never changes.

Identity and time

Publication numberOT-2026-000084835 · never reused
Internal UUID01a0ae99-43b4-7df8-98f8-338e333bec4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084835
StatusPUBLIC

Content hashes

Canonical text1b1ce4e2ced0e81cd3e2c75a5ec25bc7d8c9003913af0286d02010349504a311
Markdownab60536fa258b4f09bb28e5128a8b4a8ec01ea0f0e984ef8ea8bea6e0fbb5aa1
PDF
Publication pageaf9cfd24edbc68c90b64c5cc2738c265c47237c021b11bbf984a1a99ca64cf4e
Manifested7aa357fa462011dab57d1100c1b7474264ba3f93959c41e2fff9a6ad067712

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
SignatureKMYfWFfkHPlE4tVWxRN3aBPX07EHt7y+jK7FbpLe9TVTDSWKx7Lf+uXWzPzQA3Q2CLDP1vrGk7QsDwQRLeKKDA==
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

2026-09-17T09:54:47.229554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084835
observed af9cfd24edbc68c90b64c5cc2738c265...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.212409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084835/manifest.json
observed ed7aa357fa462011dab57d1100c1b747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.195901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084835/publication.md
observed ab60536fa258b4f09bb28e5128a8b4a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.178308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084835/publication.txt
observed 1b1ce4e2ced0e81cd3e2c75a5ec25bc7...
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.