OpenTechnical

OT-2026-000100057

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000100057) never changes.

Identity and time

Publication numberOT-2026-000100057 · never reused
Internal UUID01a0aea3-1474-73b4-b58c-7855b264e4bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100057
StatusPUBLIC

Content hashes

Canonical textd5c7c8ab25fb1fe32cf74a3f62ec861a6f5b4e1b5cc5b2474bca38802503c991
Markdown2106fa3c7d6205a1d4f19e3777e06145dccd9d80b36631e2faf5710b14f531b6
PDF
Publication page1bbae828e6ec33914dd8b067df07224172256fa31aa4c051682632a8faa3d2b9
Manifest4804d3e59b5f1342529cd0f76ce7eb2f8a43f8b4b2bddec5ea3c86585c4fdefa

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
Signature8+l4idh4bV2HC+W9vI4BEQ3gw/Uc95l+9Ex/nnp0sJ55g51xRuERkokcwbUd9YB3NDS6R24bNz7Qgb/ImnV8Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:28:59.973441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100057
observed 1bbae828e6ec33914dd8b067df072241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.954540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100057/manifest.json
observed 4804d3e59b5f1342529cd0f76ce7eb2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.936970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100057/publication.md
observed 2106fa3c7d6205a1d4f19e3777e06145...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.919789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100057/publication.txt
observed d5c7c8ab25fb1fe32cf74a3f62ec861a...
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.