OpenTechnical

OT-2026-000100102

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three 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-2026-000100102) never changes.

Identity and time

Publication numberOT-2026-000100102 · never reused
Internal UUID01a0aea3-1474-7a9f-8347-22f17835b6bf · 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-2026-000100102
StatusPUBLIC

Content hashes

Canonical text72202643d24f6eba3aad833eb6cafecb9ab68ace038dd202d1c8433be8627612
Markdown92478d2eea3cabb437729cb23fff0450682c73cb3d3c099fdaec6d1007c591ef
PDF
Publication page4943aa290dc5e3a0a7b70831882f44fd48b1a3aeecd1414e5393dfa1eee881f3
Manifest76750e95d0ae837ec5fddf4d405a8470c576c1b0a2a6695e8a371f0906ef11e7

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
SignatureojEt47WcoTO9ZQIPI231AJi5P5oNSlQjI5ttOHcLKW38z5Nf6x0R62GgDZXA4QmmGo2gPYxogCoeYb1tuWOGCA==
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

2026-09-17T09:29:03.752671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100102
observed 4943aa290dc5e3a0a7b70831882f44fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:03.735282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100102/manifest.json
observed 76750e95d0ae837ec5fddf4d405a8470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:03.718916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100102/publication.md
observed 92478d2eea3cabb437729cb23fff0450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:03.702206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100102/publication.txt
observed 72202643d24f6eba3aad833eb6cafecb...
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.