OpenTechnical

OT-2026-000102527

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000102527) never changes.

Identity and time

Publication numberOT-2026-000102527 · never reused
Internal UUID01a0aea4-858a-76fb-92e0-31cd8154e7f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102527
StatusPUBLIC

Content hashes

Canonical texte68b4d73296579d0765190d839ecaee8296259500188d5abadf64bb7ce45e3a1
Markdown85b1f0e25a654c67350cd870a008503cd5ee2fc6a1f713936ba4f6864be4ff7e
PDF
Publication pagee67ba255db8fd844e3fbec02c2ec10c753c9b0b33ee11d6dbd41c7dc23093ccb
Manifestf890150bf9a8dba45caf3193a9c493ace86a825ef8ebd2702d43250a30bd1e38

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
SignatureDUJTR8hYYfYS+aGgs9E42/fPBGEcPmSn4XyvGA8ougNqeGRfJysrGhiABuimtRvjqm17fkgD3+ckp18G2x7mDA==
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

2026-09-17T09:23:59.823934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102527
observed e67ba255db8fd844e3fbec02c2ec10c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.804516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102527/manifest.json
observed f890150bf9a8dba45caf3193a9c493ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.784761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102527/publication.md
observed 85b1f0e25a654c67350cd870a008503c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.764424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102527/publication.txt
observed e68b4d73296579d0765190d839ecaee8...
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.